Gaya was the hottest place in the state with the mercury touching 44.3 degrees C, state Met office said.
Patna recorded a maximum temperature of 41.8 degrees and humidity level was 56 per cent.
Maximum temperature in Bhagalpur was 37.4 degrees and humidity level was 59 per cent.
Purnea recorded a maximum of 32.5 degrees C and humidity level of 73 per cent, the weather office said.
Met office has predicted light rainfall in Patna and other parts of Bihar tomorrow.